645473584

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1429}}^1$

素因数の和:1590

約数の個数: 80

約数和(自身を含む): 1482395200

約数和(自身を除く): 836921616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 109, 112, 148, 218, 259, 296, 436, 518, 592, 763, 872, 1036, 1429, 1526, 1744, 2072, 2858, 3052, 4033, 4144, 5716, 6104, 8066, 10003, 11432, 12208, 16132, 20006, 22864, 28231, 32264, 40012, 52873, 56462, 64528, 80024, 105746, 112924, 155761, 160048, 211492, 225848, 311522, 370111, 422984, 451696, 623044, 740222, 845968, 1090327, 1246088, 1480444, 2180654, 2492176, 2960888, 4361308, 5763157, 5921776, 8722616, 11526314, 17445232, 23052628, 40342099, 46105256, 80684198, 92210512, 161368396, 322736792, 645473584]

約数ペア:

[(1, 645473584), (2, 322736792), (4, 161368396), (7, 92210512), (8, 80684198), (14, 46105256), (16, 40342099), (28, 23052628), (37, 17445232), (56, 11526314), (74, 8722616), (109, 5921776), (112, 5763157), (148, 4361308), (218, 2960888), (259, 2492176), (296, 2180654), (436, 1480444), (518, 1246088), (592, 1090327), (763, 845968), (872, 740222), (1036, 623044), (1429, 451696), (1526, 422984), (1744, 370111), (2072, 311522), (2858, 225848), (3052, 211492), (4033, 160048), (4144, 155761), (5716, 112924), (6104, 105746), (8066, 80024), (10003, 64528), (11432, 56462), (12208, 52873), (16132, 40012), (20006, 32264), (22864, 28231)]