668812724

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{683}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 1241049600

約数和(自身を除く): 572236876

約数列:

[1, 2, 4, 31, 53, 62, 106, 124, 149, 212, 298, 596, 683, 1366, 1643, 2732, 3286, 4619, 6572, 7897, 9238, 15794, 18476, 21173, 31588, 36199, 42346, 72398, 84692, 101767, 144796, 203534, 244807, 407068, 489614, 979228, 1122169, 2244338, 3154777, 4488676, 5393651, 6309554, 10787302, 12619108, 21574604, 167203181, 334406362, 668812724]

約数ペア:

[(1, 668812724), (2, 334406362), (4, 167203181), (31, 21574604), (53, 12619108), (62, 10787302), (106, 6309554), (124, 5393651), (149, 4488676), (212, 3154777), (298, 2244338), (596, 1122169), (683, 979228), (1366, 489614), (1643, 407068), (2732, 244807), (3286, 203534), (4619, 144796), (6572, 101767), (7897, 84692), (9238, 72398), (15794, 42346), (18476, 36199), (21173, 31588)]