31537610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 64308384

約数和(自身を除く): 32770774

約数列:

[1, 2, 5, 10, 13, 26, 41, 61, 65, 82, 97, 122, 130, 194, 205, 305, 410, 485, 533, 610, 793, 970, 1066, 1261, 1586, 2501, 2522, 2665, 3965, 3977, 5002, 5330, 5917, 6305, 7930, 7954, 11834, 12505, 12610, 19885, 25010, 29585, 32513, 39770, 51701, 59170, 65026, 76921, 103402, 153842, 162565, 242597, 258505, 325130, 384605, 485194, 517010, 769210, 1212985, 2425970, 3153761, 6307522, 15768805, 31537610]

約数ペア:

[(1, 31537610), (2, 15768805), (5, 6307522), (10, 3153761), (13, 2425970), (26, 1212985), (41, 769210), (61, 517010), (65, 485194), (82, 384605), (97, 325130), (122, 258505), (130, 242597), (194, 162565), (205, 153842), (305, 103402), (410, 76921), (485, 65026), (533, 59170), (610, 51701), (793, 39770), (970, 32513), (1066, 29585), (1261, 25010), (1586, 19885), (2501, 12610), (2522, 12505), (2665, 11834), (3965, 7954), (3977, 7930), (5002, 6305), (5330, 5917)]