64008728140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{111053}}^1$

素因数の和:111271

約数の個数: 96

約数和(自身を含む): 161197102080

約数和(自身を除く): 97188373940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 179, 230, 322, 358, 460, 644, 716, 805, 895, 1253, 1610, 1790, 2506, 3220, 3580, 4117, 5012, 6265, 8234, 12530, 16468, 20585, 25060, 28819, 41170, 57638, 82340, 111053, 115276, 144095, 222106, 288190, 444212, 555265, 576380, 777371, 1110530, 1554742, 2221060, 2554219, 3109484, 3886855, 5108438, 7773710, 10216876, 12771095, 15547420, 17879533, 19878487, 25542190, 35759066, 39756974, 51084380, 71518132, 79513948, 89397665, 99392435, 139149409, 178795330, 198784870, 278298818, 357590660, 397569740, 457205201, 556597636, 695747045, 914410402, 1391494090, 1828820804, 2286026005, 2782988180, 3200436407, 4572052010, 6400872814, 9144104020, 12801745628, 16002182035, 32004364070, 64008728140]

約数ペア:

[(1, 64008728140), (2, 32004364070), (4, 16002182035), (5, 12801745628), (7, 9144104020), (10, 6400872814), (14, 4572052010), (20, 3200436407), (23, 2782988180), (28, 2286026005), (35, 1828820804), (46, 1391494090), (70, 914410402), (92, 695747045), (115, 556597636), (140, 457205201), (161, 397569740), (179, 357590660), (230, 278298818), (322, 198784870), (358, 178795330), (460, 139149409), (644, 99392435), (716, 89397665), (805, 79513948), (895, 71518132), (1253, 51084380), (1610, 39756974), (1790, 35759066), (2506, 25542190), (3220, 19878487), (3580, 17879533), (4117, 15547420), (5012, 12771095), (6265, 10216876), (8234, 7773710), (12530, 5108438), (16468, 3886855), (20585, 3109484), (25060, 2554219), (28819, 2221060), (41170, 1554742), (57638, 1110530), (82340, 777371), (111053, 576380), (115276, 555265), (144095, 444212), (222106, 288190)]