201954560

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9281}}^1$

素因数の和:9319

約数の個数: 72

約数和(自身を含む): 512255016

約数和(自身を除く): 310300456

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 4352, 5440, 9281, 10880, 18562, 21760, 37124, 46405, 74248, 92810, 148496, 157777, 185620, 296992, 315554, 371240, 593984, 631108, 742480, 788885, 1187968, 1262216, 1484960, 1577770, 2375936, 2524432, 2969920, 3155540, 5048864, 5939840, 6311080, 10097728, 11879680, 12622160, 20195456, 25244320, 40390912, 50488640, 100977280, 201954560]

約数ペア:

[(1, 201954560), (2, 100977280), (4, 50488640), (5, 40390912), (8, 25244320), (10, 20195456), (16, 12622160), (17, 11879680), (20, 10097728), (32, 6311080), (34, 5939840), (40, 5048864), (64, 3155540), (68, 2969920), (80, 2524432), (85, 2375936), (128, 1577770), (136, 1484960), (160, 1262216), (170, 1187968), (256, 788885), (272, 742480), (320, 631108), (340, 593984), (544, 371240), (640, 315554), (680, 296992), (1088, 185620), (1280, 157777), (1360, 148496), (2176, 92810), (2720, 74248), (4352, 46405), (5440, 37124), (9281, 21760), (10880, 18562)]