507888940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{8839}}^1$

素因数の和:8891

約数の個数: 72

約数和(自身を含む): 1222996320

約数和(自身を除く): 715107380

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 221, 260, 338, 340, 442, 676, 845, 884, 1105, 1690, 2210, 2873, 3380, 4420, 5746, 8839, 11492, 14365, 17678, 28730, 35356, 44195, 57460, 88390, 114907, 150263, 176780, 229814, 300526, 459628, 574535, 601052, 751315, 1149070, 1493791, 1502630, 1953419, 2298140, 2987582, 3005260, 3906838, 5975164, 7468955, 7813676, 9767095, 14937910, 19534190, 25394447, 29875820, 39068380, 50788894, 101577788, 126972235, 253944470, 507888940]

約数ペア:

[(1, 507888940), (2, 253944470), (4, 126972235), (5, 101577788), (10, 50788894), (13, 39068380), (17, 29875820), (20, 25394447), (26, 19534190), (34, 14937910), (52, 9767095), (65, 7813676), (68, 7468955), (85, 5975164), (130, 3906838), (169, 3005260), (170, 2987582), (221, 2298140), (260, 1953419), (338, 1502630), (340, 1493791), (442, 1149070), (676, 751315), (845, 601052), (884, 574535), (1105, 459628), (1690, 300526), (2210, 229814), (2873, 176780), (3380, 150263), (4420, 114907), (5746, 88390), (8839, 57460), (11492, 44195), (14365, 35356), (17678, 28730)]