771881090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{983}}^1$

素因数の和:1187

約数の個数: 64

約数和(自身を含む): 1530316800

約数和(自身を除く): 758435710

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 149, 155, 170, 298, 310, 527, 745, 983, 1054, 1490, 1966, 2533, 2635, 4619, 4915, 5066, 5270, 9238, 9830, 12665, 16711, 23095, 25330, 30473, 33422, 46190, 60946, 78523, 83555, 146467, 152365, 157046, 167110, 292934, 304730, 392615, 518041, 732335, 785230, 1036082, 1464670, 2489939, 2590205, 4540477, 4979878, 5180410, 9080954, 12449695, 22702385, 24899390, 45404770, 77188109, 154376218, 385940545, 771881090]

約数ペア:

[(1, 771881090), (2, 385940545), (5, 154376218), (10, 77188109), (17, 45404770), (31, 24899390), (34, 22702385), (62, 12449695), (85, 9080954), (149, 5180410), (155, 4979878), (170, 4540477), (298, 2590205), (310, 2489939), (527, 1464670), (745, 1036082), (983, 785230), (1054, 732335), (1490, 518041), (1966, 392615), (2533, 304730), (2635, 292934), (4619, 167110), (4915, 157046), (5066, 152365), (5270, 146467), (9238, 83555), (9830, 78523), (12665, 60946), (16711, 46190), (23095, 33422), (25330, 30473)]