28702978125

素因数分解:

$3^1\times 5^5\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1089

約数の個数: 96

約数和(自身を含む): 49589076096

約数和(自身を除く): 20886097971

約数列:

[1, 3, 5, 15, 25, 53, 61, 75, 125, 159, 183, 265, 305, 375, 625, 795, 915, 947, 1325, 1525, 1875, 2841, 3125, 3233, 3975, 4575, 4735, 6625, 7625, 9375, 9699, 14205, 16165, 19875, 22875, 23675, 33125, 38125, 48495, 50191, 57767, 71025, 80825, 99375, 114375, 118375, 150573, 165625, 173301, 190625, 242475, 250955, 288835, 355125, 404125, 496875, 571875, 591875, 752865, 866505, 1212375, 1254775, 1444175, 1775625, 2020625, 2959375, 3061651, 3764325, 4332525, 6061875, 6273875, 7220875, 8878125, 9184953, 10103125, 15308255, 18821625, 21662625, 30309375, 31369375, 36104375, 45924765, 76541275, 94108125, 108313125, 156846875, 180521875, 229623825, 382706375, 470540625, 541565625, 1148119125, 1913531875, 5740595625, 9567659375, 28702978125]

約数ペア:

[(1, 28702978125), (3, 9567659375), (5, 5740595625), (15, 1913531875), (25, 1148119125), (53, 541565625), (61, 470540625), (75, 382706375), (125, 229623825), (159, 180521875), (183, 156846875), (265, 108313125), (305, 94108125), (375, 76541275), (625, 45924765), (795, 36104375), (915, 31369375), (947, 30309375), (1325, 21662625), (1525, 18821625), (1875, 15308255), (2841, 10103125), (3125, 9184953), (3233, 8878125), (3975, 7220875), (4575, 6273875), (4735, 6061875), (6625, 4332525), (7625, 3764325), (9375, 3061651), (9699, 2959375), (14205, 2020625), (16165, 1775625), (19875, 1444175), (22875, 1254775), (23675, 1212375), (33125, 866505), (38125, 752865), (48495, 591875), (50191, 571875), (57767, 496875), (71025, 404125), (80825, 355125), (99375, 288835), (114375, 250955), (118375, 242475), (150573, 190625), (165625, 173301)]