860198300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{38923}}^1$

素因数の和:38967

約数の個数: 72

約数和(自身を含む): 2128520016

約数和(自身を除く): 1268321716

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 1105, 1300, 1700, 2210, 4420, 5525, 11050, 22100, 38923, 77846, 155692, 194615, 389230, 505999, 661691, 778460, 973075, 1011998, 1323382, 1946150, 2023996, 2529995, 2646764, 3308455, 3892300, 5059990, 6616910, 8601983, 10119980, 12649975, 13233820, 16542275, 17203966, 25299950, 33084550, 34407932, 43009915, 50599900, 66169100, 86019830, 172039660, 215049575, 430099150, 860198300]

約数ペア:

[(1, 860198300), (2, 430099150), (4, 215049575), (5, 172039660), (10, 86019830), (13, 66169100), (17, 50599900), (20, 43009915), (25, 34407932), (26, 33084550), (34, 25299950), (50, 17203966), (52, 16542275), (65, 13233820), (68, 12649975), (85, 10119980), (100, 8601983), (130, 6616910), (170, 5059990), (221, 3892300), (260, 3308455), (325, 2646764), (340, 2529995), (425, 2023996), (442, 1946150), (650, 1323382), (850, 1011998), (884, 973075), (1105, 778460), (1300, 661691), (1700, 505999), (2210, 389230), (4420, 194615), (5525, 155692), (11050, 77846), (22100, 38923)]