20210905050

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{653}}^1\times {\mathrm{4211}}^1$

素因数の和:4893

約数の個数: 144

約数和(自身を含む): 58409556192

約数和(自身を除く): 38198651142

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 653, 735, 1050, 1225, 1306, 1470, 1959, 2450, 3265, 3675, 3918, 4211, 4571, 6530, 7350, 8422, 9142, 9795, 12633, 13713, 16325, 19590, 21055, 22855, 25266, 27426, 29477, 31997, 32650, 42110, 45710, 48975, 58954, 63165, 63994, 68565, 88431, 95991, 97950, 105275, 114275, 126330, 137130, 147385, 159985, 176862, 191982, 206339, 210550, 228550, 294770, 315825, 319970, 342825, 412678, 442155, 479955, 619017, 631650, 685650, 736925, 799925, 884310, 959910, 1031695, 1238034, 1473850, 1599850, 2063390, 2210775, 2399775, 2749783, 3095085, 4421550, 4799550, 5158475, 5499566, 6190170, 8249349, 10316950, 13748915, 15475425, 16498698, 19248481, 27497830, 30950850, 38496962, 41246745, 57745443, 68744575, 82493490, 96242405, 115490886, 134739367, 137489150, 192484810, 206233725, 269478734, 288727215, 404218101, 412467450, 481212025, 577454430, 673696835, 808436202, 962424050, 1347393670, 1443636075, 2021090505, 2887272150, 3368484175, 4042181010, 6736968350, 10105452525, 20210905050]

約数ペア:

[(1, 20210905050), (2, 10105452525), (3, 6736968350), (5, 4042181010), (6, 3368484175), (7, 2887272150), (10, 2021090505), (14, 1443636075), (15, 1347393670), (21, 962424050), (25, 808436202), (30, 673696835), (35, 577454430), (42, 481212025), (49, 412467450), (50, 404218101), (70, 288727215), (75, 269478734), (98, 206233725), (105, 192484810), (147, 137489150), (150, 134739367), (175, 115490886), (210, 96242405), (245, 82493490), (294, 68744575), (350, 57745443), (490, 41246745), (525, 38496962), (653, 30950850), (735, 27497830), (1050, 19248481), (1225, 16498698), (1306, 15475425), (1470, 13748915), (1959, 10316950), (2450, 8249349), (3265, 6190170), (3675, 5499566), (3918, 5158475), (4211, 4799550), (4571, 4421550), (6530, 3095085), (7350, 2749783), (8422, 2399775), (9142, 2210775), (9795, 2063390), (12633, 1599850), (13713, 1473850), (16325, 1238034), (19590, 1031695), (21055, 959910), (22855, 884310), (25266, 799925), (27426, 736925), (29477, 685650), (31997, 631650), (32650, 619017), (42110, 479955), (45710, 442155), (48975, 412678), (58954, 342825), (63165, 319970), (63994, 315825), (68565, 294770), (88431, 228550), (95991, 210550), (97950, 206339), (105275, 191982), (114275, 176862), (126330, 159985), (137130, 147385)]