163957760

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1033}}^1$

素因数の和:1089

約数の個数: 88

約数和(自身を含む): 406386816

約数和(自身を除く): 242429056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1033, 1240, 1280, 1984, 2066, 2480, 2560, 3968, 4132, 4960, 5120, 5165, 7936, 8264, 9920, 10330, 15872, 16528, 19840, 20660, 31744, 32023, 33056, 39680, 41320, 64046, 66112, 79360, 82640, 128092, 132224, 158720, 160115, 165280, 256184, 264448, 320230, 330560, 512368, 528896, 640460, 661120, 1024736, 1057792, 1280920, 1322240, 2049472, 2561840, 2644480, 4098944, 5123680, 5288960, 8197888, 10247360, 16395776, 20494720, 32791552, 40989440, 81978880, 163957760]

約数ペア:

[(1, 163957760), (2, 81978880), (4, 40989440), (5, 32791552), (8, 20494720), (10, 16395776), (16, 10247360), (20, 8197888), (31, 5288960), (32, 5123680), (40, 4098944), (62, 2644480), (64, 2561840), (80, 2049472), (124, 1322240), (128, 1280920), (155, 1057792), (160, 1024736), (248, 661120), (256, 640460), (310, 528896), (320, 512368), (496, 330560), (512, 320230), (620, 264448), (640, 256184), (992, 165280), (1024, 160115), (1033, 158720), (1240, 132224), (1280, 128092), (1984, 82640), (2066, 79360), (2480, 66112), (2560, 64046), (3968, 41320), (4132, 39680), (4960, 33056), (5120, 32023), (5165, 31744), (7936, 20660), (8264, 19840), (9920, 16528), (10330, 15872)]