2895100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 7218288

約数和(自身を除く): 4323188

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 131, 170, 221, 260, 262, 325, 340, 425, 442, 524, 650, 655, 850, 884, 1105, 1300, 1310, 1700, 1703, 2210, 2227, 2620, 3275, 3406, 4420, 4454, 5525, 6550, 6812, 8515, 8908, 11050, 11135, 13100, 17030, 22100, 22270, 28951, 34060, 42575, 44540, 55675, 57902, 85150, 111350, 115804, 144755, 170300, 222700, 289510, 579020, 723775, 1447550, 2895100]

約数ペア:

[(1, 2895100), (2, 1447550), (4, 723775), (5, 579020), (10, 289510), (13, 222700), (17, 170300), (20, 144755), (25, 115804), (26, 111350), (34, 85150), (50, 57902), (52, 55675), (65, 44540), (68, 42575), (85, 34060), (100, 28951), (130, 22270), (131, 22100), (170, 17030), (221, 13100), (260, 11135), (262, 11050), (325, 8908), (340, 8515), (425, 6812), (442, 6550), (524, 5525), (650, 4454), (655, 4420), (850, 3406), (884, 3275), (1105, 2620), (1300, 2227), (1310, 2210), (1700, 1703)]