82197700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1193}}^1$

素因数の和:1273

約数の個数: 72

約数和(自身を含む): 195878088

約数和(自身を除く): 113680388

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 65, 100, 106, 130, 212, 260, 265, 325, 530, 650, 689, 1060, 1193, 1300, 1325, 1378, 2386, 2650, 2756, 3445, 4772, 5300, 5965, 6890, 11930, 13780, 15509, 17225, 23860, 29825, 31018, 34450, 59650, 62036, 63229, 68900, 77545, 119300, 126458, 155090, 252916, 310180, 316145, 387725, 632290, 775450, 821977, 1264580, 1550900, 1580725, 1643954, 3161450, 3287908, 4109885, 6322900, 8219770, 16439540, 20549425, 41098850, 82197700]

約数ペア:

[(1, 82197700), (2, 41098850), (4, 20549425), (5, 16439540), (10, 8219770), (13, 6322900), (20, 4109885), (25, 3287908), (26, 3161450), (50, 1643954), (52, 1580725), (53, 1550900), (65, 1264580), (100, 821977), (106, 775450), (130, 632290), (212, 387725), (260, 316145), (265, 310180), (325, 252916), (530, 155090), (650, 126458), (689, 119300), (1060, 77545), (1193, 68900), (1300, 63229), (1325, 62036), (1378, 59650), (2386, 34450), (2650, 31018), (2756, 29825), (3445, 23860), (4772, 17225), (5300, 15509), (5965, 13780), (6890, 11930)]