200724354980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{997}}^1\times {\mathrm{127423}}^1$

素因数の和:128508

約数の個数: 48

約数和(自身を含む): 427288350720

約数和(自身を除く): 226563995740

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 997, 1580, 1994, 3988, 4985, 9970, 19940, 78763, 127423, 157526, 254846, 315052, 393815, 509692, 637115, 787630, 1274230, 1575260, 2548460, 10066417, 20132834, 40265668, 50332085, 100664170, 127040731, 201328340, 254081462, 508162924, 635203655, 1270407310, 2540814620, 10036217749, 20072435498, 40144870996, 50181088745, 100362177490, 200724354980]

約数ペア:

[(1, 200724354980), (2, 100362177490), (4, 50181088745), (5, 40144870996), (10, 20072435498), (20, 10036217749), (79, 2540814620), (158, 1270407310), (316, 635203655), (395, 508162924), (790, 254081462), (997, 201328340), (1580, 127040731), (1994, 100664170), (3988, 50332085), (4985, 40265668), (9970, 20132834), (19940, 10066417), (78763, 2548460), (127423, 1575260), (157526, 1274230), (254846, 787630), (315052, 637115), (393815, 509692)]