210009705700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{5309}}^1\times {\mathrm{23269}}^1$

素因数の和:28609

約数の個数: 72

約数和(自身を含む): 482639812200

約数和(自身を除く): 272630106500

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 5309, 10618, 21236, 23269, 26545, 46538, 53090, 90253, 93076, 106180, 116345, 132725, 180506, 232690, 265450, 361012, 395573, 451265, 465380, 530900, 581725, 791146, 902530, 1163450, 1582292, 1805060, 1977865, 2256325, 2326900, 3955730, 4512650, 7911460, 9025300, 9889325, 19778650, 39557300, 123535121, 247070242, 494140484, 617675605, 1235351210, 2100097057, 2470702420, 3088378025, 4200194114, 6176756050, 8400388228, 10500485285, 12353512100, 21000970570, 42001941140, 52502426425, 105004852850, 210009705700]

約数ペア:

[(1, 210009705700), (2, 105004852850), (4, 52502426425), (5, 42001941140), (10, 21000970570), (17, 12353512100), (20, 10500485285), (25, 8400388228), (34, 6176756050), (50, 4200194114), (68, 3088378025), (85, 2470702420), (100, 2100097057), (170, 1235351210), (340, 617675605), (425, 494140484), (850, 247070242), (1700, 123535121), (5309, 39557300), (10618, 19778650), (21236, 9889325), (23269, 9025300), (26545, 7911460), (46538, 4512650), (53090, 3955730), (90253, 2326900), (93076, 2256325), (106180, 1977865), (116345, 1805060), (132725, 1582292), (180506, 1163450), (232690, 902530), (265450, 791146), (361012, 581725), (395573, 530900), (451265, 465380)]