28443932480

素因数分解:

$2^6\times 5^1\times {\mathrm{521}}^1\times {\mathrm{170609}}^1$

素因数の和:171147

約数の個数: 56

約数和(自身を含む): 67862516040

約数和(自身を除く): 39418583560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 521, 1042, 2084, 2605, 4168, 5210, 8336, 10420, 16672, 20840, 33344, 41680, 83360, 166720, 170609, 341218, 682436, 853045, 1364872, 1706090, 2729744, 3412180, 5459488, 6824360, 10918976, 13648720, 27297440, 54594880, 88887289, 177774578, 355549156, 444436445, 711098312, 888872890, 1422196624, 1777745780, 2844393248, 3555491560, 5688786496, 7110983120, 14221966240, 28443932480]

約数ペア:

[(1, 28443932480), (2, 14221966240), (4, 7110983120), (5, 5688786496), (8, 3555491560), (10, 2844393248), (16, 1777745780), (20, 1422196624), (32, 888872890), (40, 711098312), (64, 444436445), (80, 355549156), (160, 177774578), (320, 88887289), (521, 54594880), (1042, 27297440), (2084, 13648720), (2605, 10918976), (4168, 6824360), (5210, 5459488), (8336, 3412180), (10420, 2729744), (16672, 1706090), (20840, 1364872), (33344, 853045), (41680, 682436), (83360, 341218), (166720, 170609)]