261932330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{6983}}^1$

素因数の和:7043

約数の個数: 48

約数和(自身を含む): 535030272

約数和(自身を除く): 273097942

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 121, 155, 242, 310, 341, 605, 682, 1210, 1705, 3410, 3751, 6983, 7502, 13966, 18755, 34915, 37510, 69830, 76813, 153626, 216473, 384065, 432946, 768130, 844943, 1082365, 1689886, 2164730, 2381203, 4224715, 4762406, 8449430, 11906015, 23812030, 26193233, 52386466, 130966165, 261932330]

約数ペア:

[(1, 261932330), (2, 130966165), (5, 52386466), (10, 26193233), (11, 23812030), (22, 11906015), (31, 8449430), (55, 4762406), (62, 4224715), (110, 2381203), (121, 2164730), (155, 1689886), (242, 1082365), (310, 844943), (341, 768130), (605, 432946), (682, 384065), (1210, 216473), (1705, 153626), (3410, 76813), (3751, 69830), (6983, 37510), (7502, 34915), (13966, 18755)]