1291001030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:614

約数の個数: 96

約数和(自身を含む): 2671359264

約数和(自身を除く): 1380358234

約数列:

[1, 2, 5, 10, 11, 22, 41, 53, 55, 82, 106, 110, 121, 205, 242, 265, 410, 451, 491, 530, 583, 605, 902, 982, 1166, 1210, 2173, 2255, 2455, 2915, 4346, 4510, 4910, 4961, 5401, 5830, 6413, 9922, 10802, 10865, 12826, 20131, 21730, 23903, 24805, 26023, 27005, 32065, 40262, 47806, 49610, 52046, 54010, 59411, 64130, 100655, 118822, 119515, 130115, 201310, 221441, 239030, 260230, 262933, 286253, 297055, 442882, 525866, 572506, 594110, 1066943, 1107205, 1314665, 1431265, 2133886, 2214410, 2435851, 2629330, 2862530, 3148783, 4871702, 5334715, 6297566, 10669430, 11736373, 12179255, 15743915, 23472746, 24358510, 31487830, 58681865, 117363730, 129100103, 258200206, 645500515, 1291001030]

約数ペア:

[(1, 1291001030), (2, 645500515), (5, 258200206), (10, 129100103), (11, 117363730), (22, 58681865), (41, 31487830), (53, 24358510), (55, 23472746), (82, 15743915), (106, 12179255), (110, 11736373), (121, 10669430), (205, 6297566), (242, 5334715), (265, 4871702), (410, 3148783), (451, 2862530), (491, 2629330), (530, 2435851), (583, 2214410), (605, 2133886), (902, 1431265), (982, 1314665), (1166, 1107205), (1210, 1066943), (2173, 594110), (2255, 572506), (2455, 525866), (2915, 442882), (4346, 297055), (4510, 286253), (4910, 262933), (4961, 260230), (5401, 239030), (5830, 221441), (6413, 201310), (9922, 130115), (10802, 119515), (10865, 118822), (12826, 100655), (20131, 64130), (21730, 59411), (23903, 54010), (24805, 52046), (26023, 49610), (27005, 47806), (32065, 40262)]