531879680

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{24443}}^1$

素因数の和:24481

約数の個数: 72

約数和(自身を含む): 1349015472

約数和(自身を除く): 817135792

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, 10880, 21760, 24443, 48886, 97772, 122215, 195544, 244430, 391088, 415531, 488860, 782176, 831062, 977720, 1564352, 1662124, 1955440, 2077655, 3128704, 3324248, 3910880, 4155310, 6257408, 6648496, 7821760, 8310620, 13296992, 15643520, 16621240, 26593984, 31287040, 33242480, 53187968, 66484960, 106375936, 132969920, 265939840, 531879680]

約数ペア:

[(1, 531879680), (2, 265939840), (4, 132969920), (5, 106375936), (8, 66484960), (10, 53187968), (16, 33242480), (17, 31287040), (20, 26593984), (32, 16621240), (34, 15643520), (40, 13296992), (64, 8310620), (68, 7821760), (80, 6648496), (85, 6257408), (128, 4155310), (136, 3910880), (160, 3324248), (170, 3128704), (256, 2077655), (272, 1955440), (320, 1662124), (340, 1564352), (544, 977720), (640, 831062), (680, 782176), (1088, 488860), (1280, 415531), (1360, 391088), (2176, 244430), (2720, 195544), (4352, 122215), (5440, 97772), (10880, 48886), (21760, 24443)]