156979040

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31649}}^1$

素因数の和:31695

約数の個数: 48

約数和(自身を含む): 382838400

約数和(自身を除く): 225859360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 31649, 63298, 126596, 158245, 253192, 316490, 506384, 632980, 981119, 1012768, 1265960, 1962238, 2531920, 3924476, 4905595, 5063840, 7848952, 9811190, 15697904, 19622380, 31395808, 39244760, 78489520, 156979040]

約数ペア:

[(1, 156979040), (2, 78489520), (4, 39244760), (5, 31395808), (8, 19622380), (10, 15697904), (16, 9811190), (20, 7848952), (31, 5063840), (32, 4905595), (40, 3924476), (62, 2531920), (80, 1962238), (124, 1265960), (155, 1012768), (160, 981119), (248, 632980), (310, 506384), (496, 316490), (620, 253192), (992, 158245), (1240, 126596), (2480, 63298), (4960, 31649)]