71490900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{797}}^1$

素因数の和:850

約数の個数: 144

約数和(自身を含む): 232735104

約数和(自身を除く): 161244204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 25, 26, 30, 39, 46, 50, 52, 60, 65, 69, 75, 78, 92, 100, 115, 130, 138, 150, 156, 195, 230, 260, 276, 299, 300, 325, 345, 390, 460, 575, 598, 650, 690, 780, 797, 897, 975, 1150, 1196, 1300, 1380, 1495, 1594, 1725, 1794, 1950, 2300, 2391, 2990, 3188, 3450, 3588, 3900, 3985, 4485, 4782, 5980, 6900, 7475, 7970, 8970, 9564, 10361, 11955, 14950, 15940, 17940, 18331, 19925, 20722, 22425, 23910, 29900, 31083, 36662, 39850, 41444, 44850, 47820, 51805, 54993, 59775, 62166, 73324, 79700, 89700, 91655, 103610, 109986, 119550, 124332, 155415, 183310, 207220, 219972, 238303, 239100, 259025, 274965, 310830, 366620, 458275, 476606, 518050, 549930, 621660, 714909, 777075, 916550, 953212, 1036100, 1099860, 1191515, 1374825, 1429818, 1554150, 1833100, 2383030, 2749650, 2859636, 3108300, 3574545, 4766060, 5499300, 5957575, 7149090, 11915150, 14298180, 17872725, 23830300, 35745450, 71490900]

約数ペア:

[(1, 71490900), (2, 35745450), (3, 23830300), (4, 17872725), (5, 14298180), (6, 11915150), (10, 7149090), (12, 5957575), (13, 5499300), (15, 4766060), (20, 3574545), (23, 3108300), (25, 2859636), (26, 2749650), (30, 2383030), (39, 1833100), (46, 1554150), (50, 1429818), (52, 1374825), (60, 1191515), (65, 1099860), (69, 1036100), (75, 953212), (78, 916550), (92, 777075), (100, 714909), (115, 621660), (130, 549930), (138, 518050), (150, 476606), (156, 458275), (195, 366620), (230, 310830), (260, 274965), (276, 259025), (299, 239100), (300, 238303), (325, 219972), (345, 207220), (390, 183310), (460, 155415), (575, 124332), (598, 119550), (650, 109986), (690, 103610), (780, 91655), (797, 89700), (897, 79700), (975, 73324), (1150, 62166), (1196, 59775), (1300, 54993), (1380, 51805), (1495, 47820), (1594, 44850), (1725, 41444), (1794, 39850), (1950, 36662), (2300, 31083), (2391, 29900), (2990, 23910), (3188, 22425), (3450, 20722), (3588, 19925), (3900, 18331), (3985, 17940), (4485, 15940), (4782, 14950), (5980, 11955), (6900, 10361), (7475, 9564), (7970, 8970)]