65550640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:494

約数の個数: 80

約数和(自身を含む): 162927072

約数和(自身を除く): 97376432

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 157, 170, 272, 307, 314, 340, 614, 628, 680, 785, 1228, 1256, 1360, 1535, 1570, 2456, 2512, 2669, 3070, 3140, 4912, 5219, 5338, 6140, 6280, 10438, 10676, 12280, 12560, 13345, 20876, 21352, 24560, 26095, 26690, 41752, 42704, 48199, 52190, 53380, 83504, 96398, 104380, 106760, 192796, 208760, 213520, 240995, 385592, 417520, 481990, 771184, 819383, 963980, 1638766, 1927960, 3277532, 3855920, 4096915, 6555064, 8193830, 13110128, 16387660, 32775320, 65550640]

約数ペア:

[(1, 65550640), (2, 32775320), (4, 16387660), (5, 13110128), (8, 8193830), (10, 6555064), (16, 4096915), (17, 3855920), (20, 3277532), (34, 1927960), (40, 1638766), (68, 963980), (80, 819383), (85, 771184), (136, 481990), (157, 417520), (170, 385592), (272, 240995), (307, 213520), (314, 208760), (340, 192796), (614, 106760), (628, 104380), (680, 96398), (785, 83504), (1228, 53380), (1256, 52190), (1360, 48199), (1535, 42704), (1570, 41752), (2456, 26690), (2512, 26095), (2669, 24560), (3070, 21352), (3140, 20876), (4912, 13345), (5219, 12560), (5338, 12280), (6140, 10676), (6280, 10438)]