31856156930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{509}}^1\times {\mathrm{1277}}^1$

素因数の和:1848

約数の個数: 96

約数和(自身を含む): 64408899600

約数和(自身を除く): 32552742670

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 169, 290, 338, 377, 509, 754, 845, 1018, 1277, 1690, 1885, 2545, 2554, 3770, 4901, 5090, 6385, 6617, 9802, 12770, 13234, 14761, 16601, 24505, 29522, 33085, 33202, 37033, 49010, 66170, 73805, 74066, 83005, 86021, 147610, 166010, 172042, 185165, 191893, 215813, 370330, 383786, 430105, 431626, 481429, 649993, 860210, 959465, 962858, 1079065, 1299986, 1918930, 2158130, 2407145, 2494609, 3249965, 4814290, 4989218, 6258577, 6499930, 8449909, 12473045, 12517154, 16899818, 18849797, 24946090, 31292885, 37699594, 42249545, 62585770, 84499090, 94248985, 109848817, 188497970, 219697634, 245047361, 490094722, 549244085, 1098488170, 1225236805, 2450473610, 3185615693, 6371231386, 15928078465, 31856156930]

約数ペア:

[(1, 31856156930), (2, 15928078465), (5, 6371231386), (10, 3185615693), (13, 2450473610), (26, 1225236805), (29, 1098488170), (58, 549244085), (65, 490094722), (130, 245047361), (145, 219697634), (169, 188497970), (290, 109848817), (338, 94248985), (377, 84499090), (509, 62585770), (754, 42249545), (845, 37699594), (1018, 31292885), (1277, 24946090), (1690, 18849797), (1885, 16899818), (2545, 12517154), (2554, 12473045), (3770, 8449909), (4901, 6499930), (5090, 6258577), (6385, 4989218), (6617, 4814290), (9802, 3249965), (12770, 2494609), (13234, 2407145), (14761, 2158130), (16601, 1918930), (24505, 1299986), (29522, 1079065), (33085, 962858), (33202, 959465), (37033, 860210), (49010, 649993), (66170, 481429), (73805, 431626), (74066, 430105), (83005, 383786), (86021, 370330), (147610, 215813), (166010, 191893), (172042, 185165)]