221477776900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{823}}^1\times {\mathrm{141637}}^1$

素因数の和:142493

約数の個数: 72

約数和(自身を含む): 506520150080

約数和(自身を除く): 285042373180

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 823, 950, 1646, 1900, 3292, 4115, 8230, 15637, 16460, 20575, 31274, 41150, 62548, 78185, 82300, 141637, 156370, 283274, 312740, 390925, 566548, 708185, 781850, 1416370, 1563700, 2691103, 2832740, 3540925, 5382206, 7081850, 10764412, 13455515, 14163700, 26911030, 53822060, 67277575, 116567251, 134555150, 233134502, 269110300, 466269004, 582836255, 1165672510, 2214777769, 2331345020, 2914181275, 4429555538, 5828362550, 8859111076, 11073888845, 11656725100, 22147777690, 44295555380, 55369444225, 110738888450, 221477776900]

約数ペア:

[(1, 221477776900), (2, 110738888450), (4, 55369444225), (5, 44295555380), (10, 22147777690), (19, 11656725100), (20, 11073888845), (25, 8859111076), (38, 5828362550), (50, 4429555538), (76, 2914181275), (95, 2331345020), (100, 2214777769), (190, 1165672510), (380, 582836255), (475, 466269004), (823, 269110300), (950, 233134502), (1646, 134555150), (1900, 116567251), (3292, 67277575), (4115, 53822060), (8230, 26911030), (15637, 14163700), (16460, 13455515), (20575, 10764412), (31274, 7081850), (41150, 5382206), (62548, 3540925), (78185, 2832740), (82300, 2691103), (141637, 1563700), (156370, 1416370), (283274, 781850), (312740, 708185), (390925, 566548)]