71745516

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{883}}^1$

素因数の和:991

約数の個数: 72

約数和(自身を含む): 189526064

約数和(自身を除く): 117780548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 61, 74, 111, 122, 148, 183, 222, 244, 333, 366, 444, 549, 666, 732, 883, 1098, 1332, 1766, 2196, 2257, 2649, 3532, 4514, 5298, 6771, 7947, 9028, 10596, 13542, 15894, 20313, 27084, 31788, 32671, 40626, 53863, 65342, 81252, 98013, 107726, 130684, 161589, 196026, 215452, 294039, 323178, 392052, 484767, 588078, 646356, 969534, 1176156, 1939068, 1992931, 3985862, 5978793, 7971724, 11957586, 17936379, 23915172, 35872758, 71745516]

約数ペア:

[(1, 71745516), (2, 35872758), (3, 23915172), (4, 17936379), (6, 11957586), (9, 7971724), (12, 5978793), (18, 3985862), (36, 1992931), (37, 1939068), (61, 1176156), (74, 969534), (111, 646356), (122, 588078), (148, 484767), (183, 392052), (222, 323178), (244, 294039), (333, 215452), (366, 196026), (444, 161589), (549, 130684), (666, 107726), (732, 98013), (883, 81252), (1098, 65342), (1332, 53863), (1766, 40626), (2196, 32671), (2257, 31788), (2649, 27084), (3532, 20313), (4514, 15894), (5298, 13542), (6771, 10596), (7947, 9028)]