40638000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:560

約数の個数: 160

約数和(自身を含む): 141365952

約数和(自身を除く): 100727952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 125, 130, 150, 156, 195, 200, 208, 240, 250, 260, 300, 312, 325, 375, 390, 400, 500, 520, 521, 600, 624, 650, 750, 780, 975, 1000, 1040, 1042, 1200, 1300, 1500, 1560, 1563, 1625, 1950, 2000, 2084, 2600, 2605, 3000, 3120, 3126, 3250, 3900, 4168, 4875, 5200, 5210, 6000, 6252, 6500, 6773, 7800, 7815, 8336, 9750, 10420, 12504, 13000, 13025, 13546, 15600, 15630, 19500, 20319, 20840, 25008, 26000, 26050, 27092, 31260, 33865, 39000, 39075, 40638, 41680, 52100, 54184, 62520, 65125, 67730, 78000, 78150, 81276, 101595, 104200, 108368, 125040, 130250, 135460, 156300, 162552, 169325, 195375, 203190, 208400, 260500, 270920, 312600, 325104, 338650, 390750, 406380, 507975, 521000, 541840, 625200, 677300, 781500, 812760, 846625, 1015950, 1042000, 1354600, 1563000, 1625520, 1693250, 2031900, 2539875, 2709200, 3126000, 3386500, 4063800, 5079750, 6773000, 8127600, 10159500, 13546000, 20319000, 40638000]

約数ペア:

[(1, 40638000), (2, 20319000), (3, 13546000), (4, 10159500), (5, 8127600), (6, 6773000), (8, 5079750), (10, 4063800), (12, 3386500), (13, 3126000), (15, 2709200), (16, 2539875), (20, 2031900), (24, 1693250), (25, 1625520), (26, 1563000), (30, 1354600), (39, 1042000), (40, 1015950), (48, 846625), (50, 812760), (52, 781500), (60, 677300), (65, 625200), (75, 541840), (78, 521000), (80, 507975), (100, 406380), (104, 390750), (120, 338650), (125, 325104), (130, 312600), (150, 270920), (156, 260500), (195, 208400), (200, 203190), (208, 195375), (240, 169325), (250, 162552), (260, 156300), (300, 135460), (312, 130250), (325, 125040), (375, 108368), (390, 104200), (400, 101595), (500, 81276), (520, 78150), (521, 78000), (600, 67730), (624, 65125), (650, 62520), (750, 54184), (780, 52100), (975, 41680), (1000, 40638), (1040, 39075), (1042, 39000), (1200, 33865), (1300, 31260), (1500, 27092), (1560, 26050), (1563, 26000), (1625, 25008), (1950, 20840), (2000, 20319), (2084, 19500), (2600, 15630), (2605, 15600), (3000, 13546), (3120, 13025), (3126, 13000), (3250, 12504), (3900, 10420), (4168, 9750), (4875, 8336), (5200, 7815), (5210, 7800), (6000, 6773), (6252, 6500)]