801556120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:497

約数の個数: 128

約数和(自身を含む): 1984435200

約数和(自身を除く): 1182879080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 79, 85, 86, 136, 158, 170, 172, 215, 316, 340, 344, 347, 395, 430, 632, 680, 694, 731, 790, 860, 1343, 1388, 1462, 1580, 1720, 1735, 2686, 2776, 2924, 3160, 3397, 3470, 3655, 5372, 5848, 5899, 6715, 6794, 6940, 7310, 10744, 11798, 13430, 13588, 13880, 14620, 14921, 16985, 23596, 26860, 27176, 27413, 29240, 29495, 29842, 33970, 47192, 53720, 54826, 57749, 58990, 59684, 67940, 74605, 109652, 115498, 117980, 119368, 135880, 137065, 149210, 219304, 230996, 235960, 253657, 274130, 288745, 298420, 461992, 466021, 507314, 548260, 577490, 596840, 932042, 1014628, 1096520, 1154980, 1178759, 1268285, 1864084, 2029256, 2309960, 2330105, 2357518, 2536570, 3728168, 4660210, 4715036, 5073140, 5893795, 9320420, 9430072, 10146280, 11787590, 18640840, 20038903, 23575180, 40077806, 47150360, 80155612, 100194515, 160311224, 200389030, 400778060, 801556120]

約数ペア:

[(1, 801556120), (2, 400778060), (4, 200389030), (5, 160311224), (8, 100194515), (10, 80155612), (17, 47150360), (20, 40077806), (34, 23575180), (40, 20038903), (43, 18640840), (68, 11787590), (79, 10146280), (85, 9430072), (86, 9320420), (136, 5893795), (158, 5073140), (170, 4715036), (172, 4660210), (215, 3728168), (316, 2536570), (340, 2357518), (344, 2330105), (347, 2309960), (395, 2029256), (430, 1864084), (632, 1268285), (680, 1178759), (694, 1154980), (731, 1096520), (790, 1014628), (860, 932042), (1343, 596840), (1388, 577490), (1462, 548260), (1580, 507314), (1720, 466021), (1735, 461992), (2686, 298420), (2776, 288745), (2924, 274130), (3160, 253657), (3397, 235960), (3470, 230996), (3655, 219304), (5372, 149210), (5848, 137065), (5899, 135880), (6715, 119368), (6794, 117980), (6940, 115498), (7310, 109652), (10744, 74605), (11798, 67940), (13430, 59684), (13588, 58990), (13880, 57749), (14620, 54826), (14921, 53720), (16985, 47192), (23596, 33970), (26860, 29842), (27176, 29495), (27413, 29240)]