521043650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{1657}}^1$

素因数の和:2019

約数の個数: 48

約数和(自身を含む): 1023848160

約数和(自身を除く): 502804510

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 331, 475, 662, 950, 1655, 1657, 3310, 3314, 6289, 8275, 8285, 12578, 16550, 16570, 31445, 31483, 41425, 62890, 62966, 82850, 157225, 157415, 314450, 314830, 548467, 787075, 1096934, 1574150, 2742335, 5484670, 10420873, 13711675, 20841746, 27423350, 52104365, 104208730, 260521825, 521043650]

約数ペア:

[(1, 521043650), (2, 260521825), (5, 104208730), (10, 52104365), (19, 27423350), (25, 20841746), (38, 13711675), (50, 10420873), (95, 5484670), (190, 2742335), (331, 1574150), (475, 1096934), (662, 787075), (950, 548467), (1655, 314830), (1657, 314450), (3310, 157415), (3314, 157225), (6289, 82850), (8275, 62966), (8285, 62890), (12578, 41425), (16550, 31483), (16570, 31445)]