161343530

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 314772480

約数和(自身を除く): 153428950

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 131, 137, 145, 155, 262, 274, 290, 310, 655, 685, 899, 1310, 1370, 1798, 3799, 3973, 4061, 4247, 4495, 7598, 7946, 8122, 8494, 8990, 17947, 18995, 19865, 20305, 21235, 35894, 37990, 39730, 40610, 42470, 89735, 117769, 123163, 179470, 235538, 246326, 520463, 556357, 588845, 615815, 1040926, 1112714, 1177690, 1231630, 2602315, 2781785, 5204630, 5563570, 16134353, 32268706, 80671765, 161343530]

約数ペア:

[(1, 161343530), (2, 80671765), (5, 32268706), (10, 16134353), (29, 5563570), (31, 5204630), (58, 2781785), (62, 2602315), (131, 1231630), (137, 1177690), (145, 1112714), (155, 1040926), (262, 615815), (274, 588845), (290, 556357), (310, 520463), (655, 246326), (685, 235538), (899, 179470), (1310, 123163), (1370, 117769), (1798, 89735), (3799, 42470), (3973, 40610), (4061, 39730), (4247, 37990), (4495, 35894), (7598, 21235), (7946, 20305), (8122, 19865), (8494, 18995), (8990, 17947)]