645531487930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1571}}^1\times {\mathrm{308951}}^1$

素因数の和:310555

約数の個数: 64

約数和(自身を含む): 1398736926720

約数和(自身を除く): 753205438790

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 1571, 3142, 7855, 10997, 15710, 21994, 29849, 54985, 59698, 109970, 149245, 208943, 298490, 308951, 417886, 617902, 1044715, 1544755, 2089430, 2162657, 3089510, 4325314, 5870069, 10813285, 11740138, 21626570, 29350345, 41090483, 58700690, 82180966, 205452415, 410904830, 485362021, 970724042, 2426810105, 3397534147, 4853620210, 6795068294, 9221878399, 16987670735, 18443756798, 33975341470, 46109391995, 64553148793, 92218783990, 129106297586, 322765743965, 645531487930]

約数ペア:

[(1, 645531487930), (2, 322765743965), (5, 129106297586), (7, 92218783990), (10, 64553148793), (14, 46109391995), (19, 33975341470), (35, 18443756798), (38, 16987670735), (70, 9221878399), (95, 6795068294), (133, 4853620210), (190, 3397534147), (266, 2426810105), (665, 970724042), (1330, 485362021), (1571, 410904830), (3142, 205452415), (7855, 82180966), (10997, 58700690), (15710, 41090483), (21994, 29350345), (29849, 21626570), (54985, 11740138), (59698, 10813285), (109970, 5870069), (149245, 4325314), (208943, 3089510), (298490, 2162657), (308951, 2089430), (417886, 1544755), (617902, 1044715)]