645848376

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{5657}}^1$

素因数の和:5804

約数の個数: 64

約数和(自身を含む): 1662094080

約数和(自身を除く): 1016245704

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 71, 134, 142, 201, 213, 268, 284, 402, 426, 536, 568, 804, 852, 1608, 1704, 4757, 5657, 9514, 11314, 14271, 16971, 19028, 22628, 28542, 33942, 38056, 45256, 57084, 67884, 114168, 135768, 379019, 401647, 758038, 803294, 1137057, 1204941, 1516076, 1606588, 2274114, 2409882, 3032152, 3213176, 4548228, 4819764, 9096456, 9639528, 26910349, 53820698, 80731047, 107641396, 161462094, 215282792, 322924188, 645848376]

約数ペア:

[(1, 645848376), (2, 322924188), (3, 215282792), (4, 161462094), (6, 107641396), (8, 80731047), (12, 53820698), (24, 26910349), (67, 9639528), (71, 9096456), (134, 4819764), (142, 4548228), (201, 3213176), (213, 3032152), (268, 2409882), (284, 2274114), (402, 1606588), (426, 1516076), (536, 1204941), (568, 1137057), (804, 803294), (852, 758038), (1608, 401647), (1704, 379019), (4757, 135768), (5657, 114168), (9514, 67884), (11314, 57084), (14271, 45256), (16971, 38056), (19028, 33942), (22628, 28542)]