53581280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19699}}^1$

素因数の和:19731

約数の個数: 48

約数和(自身を含む): 134038800

約数和(自身を除く): 80457520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 19699, 39398, 78796, 98495, 157592, 196990, 315184, 334883, 393980, 630368, 669766, 787960, 1339532, 1575920, 1674415, 2679064, 3151840, 3348830, 5358128, 6697660, 10716256, 13395320, 26790640, 53581280]

約数ペア:

[(1, 53581280), (2, 26790640), (4, 13395320), (5, 10716256), (8, 6697660), (10, 5358128), (16, 3348830), (17, 3151840), (20, 2679064), (32, 1674415), (34, 1575920), (40, 1339532), (68, 787960), (80, 669766), (85, 630368), (136, 393980), (160, 334883), (170, 315184), (272, 196990), (340, 157592), (544, 98495), (680, 78796), (1360, 39398), (2720, 19699)]