401020672

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2939}}^1$

素因数の和:3009

約数の個数: 72

約数和(自身を含む): 883375920

約数和(自身を除く): 482355248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 208, 256, 328, 416, 533, 656, 832, 1066, 1312, 1664, 2132, 2624, 2939, 3328, 4264, 5248, 5878, 8528, 10496, 11756, 17056, 23512, 34112, 38207, 47024, 68224, 76414, 94048, 120499, 136448, 152828, 188096, 240998, 305656, 376192, 481996, 611312, 752384, 963992, 1222624, 1566487, 1927984, 2445248, 3132974, 3855968, 4890496, 6265948, 7711936, 9780992, 12531896, 15423872, 25063792, 30847744, 50127584, 100255168, 200510336, 401020672]

約数ペア:

[(1, 401020672), (2, 200510336), (4, 100255168), (8, 50127584), (13, 30847744), (16, 25063792), (26, 15423872), (32, 12531896), (41, 9780992), (52, 7711936), (64, 6265948), (82, 4890496), (104, 3855968), (128, 3132974), (164, 2445248), (208, 1927984), (256, 1566487), (328, 1222624), (416, 963992), (533, 752384), (656, 611312), (832, 481996), (1066, 376192), (1312, 305656), (1664, 240998), (2132, 188096), (2624, 152828), (2939, 136448), (3328, 120499), (4264, 94048), (5248, 76414), (5878, 68224), (8528, 47024), (10496, 38207), (11756, 34112), (17056, 23512)]