78248040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50159}}^1$

素因数の和:50186

約数の個数: 64

約数和(自身を含む): 252806400

約数和(自身を除く): 174558360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 50159, 100318, 150477, 200636, 250795, 300954, 401272, 501590, 601908, 652067, 752385, 1003180, 1203816, 1304134, 1504770, 1956201, 2006360, 2608268, 3009540, 3260335, 3912402, 5216536, 6019080, 6520670, 7824804, 9781005, 13041340, 15649608, 19562010, 26082680, 39124020, 78248040]

約数ペア:

[(1, 78248040), (2, 39124020), (3, 26082680), (4, 19562010), (5, 15649608), (6, 13041340), (8, 9781005), (10, 7824804), (12, 6520670), (13, 6019080), (15, 5216536), (20, 3912402), (24, 3260335), (26, 3009540), (30, 2608268), (39, 2006360), (40, 1956201), (52, 1504770), (60, 1304134), (65, 1203816), (78, 1003180), (104, 752385), (120, 652067), (130, 601908), (156, 501590), (195, 401272), (260, 300954), (312, 250795), (390, 200636), (520, 150477), (780, 100318), (1560, 50159)]