87989774350

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{3767}}^1$

素因数の和:4078

約数の個数: 96

約数和(自身を含む): 172198353600

約数和(自身を除く): 84208579250

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 89, 145, 178, 181, 290, 362, 445, 725, 890, 905, 1450, 1810, 2225, 2581, 3767, 4450, 4525, 5162, 5249, 7534, 9050, 10498, 12905, 16109, 18835, 25810, 26245, 32218, 37670, 52490, 64525, 80545, 94175, 109243, 129050, 131225, 161090, 188350, 218486, 262450, 335263, 402725, 467161, 546215, 670526, 681827, 805450, 934322, 1092430, 1363654, 1676315, 2335805, 2731075, 3352630, 3409135, 4671610, 5462150, 6818270, 8381575, 9722627, 11679025, 16763150, 17045675, 19445254, 19772983, 23358050, 34091350, 39545966, 48613135, 60682603, 97226270, 98864915, 121365206, 197729830, 243065675, 303413015, 486131350, 494324575, 606826030, 988649150, 1517065075, 1759795487, 3034130150, 3519590974, 8798977435, 17597954870, 43994887175, 87989774350]

約数ペア:

[(1, 87989774350), (2, 43994887175), (5, 17597954870), (10, 8798977435), (25, 3519590974), (29, 3034130150), (50, 1759795487), (58, 1517065075), (89, 988649150), (145, 606826030), (178, 494324575), (181, 486131350), (290, 303413015), (362, 243065675), (445, 197729830), (725, 121365206), (890, 98864915), (905, 97226270), (1450, 60682603), (1810, 48613135), (2225, 39545966), (2581, 34091350), (3767, 23358050), (4450, 19772983), (4525, 19445254), (5162, 17045675), (5249, 16763150), (7534, 11679025), (9050, 9722627), (10498, 8381575), (12905, 6818270), (16109, 5462150), (18835, 4671610), (25810, 3409135), (26245, 3352630), (32218, 2731075), (37670, 2335805), (52490, 1676315), (64525, 1363654), (80545, 1092430), (94175, 934322), (109243, 805450), (129050, 681827), (131225, 670526), (161090, 546215), (188350, 467161), (218486, 402725), (262450, 335263)]