402919400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4999}}^1$

素因数の和:5059

約数の個数: 96

約数和(自身を含む): 1041600000

約数和(自身を除く): 638680600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 130, 155, 200, 248, 260, 310, 325, 403, 520, 620, 650, 775, 806, 1240, 1300, 1550, 1612, 2015, 2600, 3100, 3224, 4030, 4999, 6200, 8060, 9998, 10075, 16120, 19996, 20150, 24995, 39992, 40300, 49990, 64987, 80600, 99980, 124975, 129974, 154969, 199960, 249950, 259948, 309938, 324935, 499900, 519896, 619876, 649870, 774845, 999800, 1239752, 1299740, 1549690, 1624675, 2014597, 2599480, 3099380, 3249350, 3874225, 4029194, 6198760, 6498700, 7748450, 8058388, 10072985, 12997400, 15496900, 16116776, 20145970, 30993800, 40291940, 50364925, 80583880, 100729850, 201459700, 402919400]

約数ペア:

[(1, 402919400), (2, 201459700), (4, 100729850), (5, 80583880), (8, 50364925), (10, 40291940), (13, 30993800), (20, 20145970), (25, 16116776), (26, 15496900), (31, 12997400), (40, 10072985), (50, 8058388), (52, 7748450), (62, 6498700), (65, 6198760), (100, 4029194), (104, 3874225), (124, 3249350), (130, 3099380), (155, 2599480), (200, 2014597), (248, 1624675), (260, 1549690), (310, 1299740), (325, 1239752), (403, 999800), (520, 774845), (620, 649870), (650, 619876), (775, 519896), (806, 499900), (1240, 324935), (1300, 309938), (1550, 259948), (1612, 249950), (2015, 199960), (2600, 154969), (3100, 129974), (3224, 124975), (4030, 99980), (4999, 80600), (6200, 64987), (8060, 49990), (9998, 40300), (10075, 39992), (16120, 24995), (19996, 20150)]