51965940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3919}}^1$

素因数の和:3961

約数の個数: 96

約数和(自身を含む): 165957120

約数和(自身を除く): 113991180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 2210, 2652, 3315, 3919, 4420, 6630, 7838, 11757, 13260, 15676, 19595, 23514, 39190, 47028, 50947, 58785, 66623, 78380, 101894, 117570, 133246, 152841, 199869, 203788, 235140, 254735, 266492, 305682, 333115, 399738, 509470, 611364, 666230, 764205, 799476, 866099, 999345, 1018940, 1332460, 1528410, 1732198, 1998690, 2598297, 3056820, 3464396, 3997380, 4330495, 5196594, 8660990, 10393188, 12991485, 17321980, 25982970, 51965940]

約数ペア:

[(1, 51965940), (2, 25982970), (3, 17321980), (4, 12991485), (5, 10393188), (6, 8660990), (10, 5196594), (12, 4330495), (13, 3997380), (15, 3464396), (17, 3056820), (20, 2598297), (26, 1998690), (30, 1732198), (34, 1528410), (39, 1332460), (51, 1018940), (52, 999345), (60, 866099), (65, 799476), (68, 764205), (78, 666230), (85, 611364), (102, 509470), (130, 399738), (156, 333115), (170, 305682), (195, 266492), (204, 254735), (221, 235140), (255, 203788), (260, 199869), (340, 152841), (390, 133246), (442, 117570), (510, 101894), (663, 78380), (780, 66623), (884, 58785), (1020, 50947), (1105, 47028), (1326, 39190), (2210, 23514), (2652, 19595), (3315, 15676), (3919, 13260), (4420, 11757), (6630, 7838)]