42405830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 83980800

約数和(自身を除く): 41574970

約数列:

[1, 2, 5, 10, 29, 31, 53, 58, 62, 89, 106, 145, 155, 178, 265, 290, 310, 445, 530, 890, 899, 1537, 1643, 1798, 2581, 2759, 3074, 3286, 4495, 4717, 5162, 5518, 7685, 8215, 8990, 9434, 12905, 13795, 15370, 16430, 23585, 25810, 27590, 47170, 47647, 80011, 95294, 136793, 146227, 160022, 238235, 273586, 292454, 400055, 476470, 683965, 731135, 800110, 1367930, 1462270, 4240583, 8481166, 21202915, 42405830]

約数ペア:

[(1, 42405830), (2, 21202915), (5, 8481166), (10, 4240583), (29, 1462270), (31, 1367930), (53, 800110), (58, 731135), (62, 683965), (89, 476470), (106, 400055), (145, 292454), (155, 273586), (178, 238235), (265, 160022), (290, 146227), (310, 136793), (445, 95294), (530, 80011), (890, 47647), (899, 47170), (1537, 27590), (1643, 25810), (1798, 23585), (2581, 16430), (2759, 15370), (3074, 13795), (3286, 12905), (4495, 9434), (4717, 8990), (5162, 8215), (5518, 7685)]