48979420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 130310208

約数和(自身を除く): 81330788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 41, 46, 49, 53, 70, 82, 92, 98, 106, 115, 140, 161, 164, 196, 205, 212, 230, 245, 265, 287, 322, 371, 410, 460, 490, 530, 574, 644, 742, 805, 820, 943, 980, 1060, 1127, 1148, 1219, 1435, 1484, 1610, 1855, 1886, 2009, 2173, 2254, 2438, 2597, 2870, 3220, 3710, 3772, 4018, 4346, 4508, 4715, 4876, 5194, 5635, 5740, 6095, 6601, 7420, 8036, 8533, 8692, 9430, 10045, 10388, 10865, 11270, 12190, 12985, 13202, 15211, 17066, 18860, 20090, 21730, 22540, 24380, 25970, 26404, 30422, 33005, 34132, 40180, 42665, 43460, 46207, 49979, 51940, 59731, 60844, 66010, 76055, 85330, 92414, 99958, 106477, 119462, 132020, 152110, 170660, 184828, 199916, 212954, 231035, 238924, 249895, 298655, 304220, 349853, 425908, 462070, 499790, 532385, 597310, 699706, 924140, 999580, 1064770, 1194620, 1399412, 1749265, 2129540, 2448971, 3498530, 4897942, 6997060, 9795884, 12244855, 24489710, 48979420]

約数ペア:

[(1, 48979420), (2, 24489710), (4, 12244855), (5, 9795884), (7, 6997060), (10, 4897942), (14, 3498530), (20, 2448971), (23, 2129540), (28, 1749265), (35, 1399412), (41, 1194620), (46, 1064770), (49, 999580), (53, 924140), (70, 699706), (82, 597310), (92, 532385), (98, 499790), (106, 462070), (115, 425908), (140, 349853), (161, 304220), (164, 298655), (196, 249895), (205, 238924), (212, 231035), (230, 212954), (245, 199916), (265, 184828), (287, 170660), (322, 152110), (371, 132020), (410, 119462), (460, 106477), (490, 99958), (530, 92414), (574, 85330), (644, 76055), (742, 66010), (805, 60844), (820, 59731), (943, 51940), (980, 49979), (1060, 46207), (1127, 43460), (1148, 42665), (1219, 40180), (1435, 34132), (1484, 33005), (1610, 30422), (1855, 26404), (1886, 25970), (2009, 24380), (2173, 22540), (2254, 21730), (2438, 20090), (2597, 18860), (2870, 17066), (3220, 15211), (3710, 13202), (3772, 12985), (4018, 12190), (4346, 11270), (4508, 10865), (4715, 10388), (4876, 10045), (5194, 9430), (5635, 8692), (5740, 8533), (6095, 8036), (6601, 7420)]