78345820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1$

素因数の和:907

約数の個数: 96

約数和(自身を含む): 203212800

約数和(自身を除く): 124866980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 29, 35, 46, 58, 70, 92, 115, 116, 140, 145, 161, 203, 230, 290, 322, 406, 460, 580, 644, 667, 805, 812, 839, 1015, 1334, 1610, 1678, 2030, 2668, 3220, 3335, 3356, 4060, 4195, 4669, 5873, 6670, 8390, 9338, 11746, 13340, 16780, 18676, 19297, 23345, 23492, 24331, 29365, 38594, 46690, 48662, 58730, 77188, 93380, 96485, 97324, 117460, 121655, 135079, 170317, 192970, 243310, 270158, 340634, 385940, 486620, 540316, 559613, 675395, 681268, 851585, 1119226, 1350790, 1703170, 2238452, 2701580, 2798065, 3406340, 3917291, 5596130, 7834582, 11192260, 15669164, 19586455, 39172910, 78345820]

約数ペア:

[(1, 78345820), (2, 39172910), (4, 19586455), (5, 15669164), (7, 11192260), (10, 7834582), (14, 5596130), (20, 3917291), (23, 3406340), (28, 2798065), (29, 2701580), (35, 2238452), (46, 1703170), (58, 1350790), (70, 1119226), (92, 851585), (115, 681268), (116, 675395), (140, 559613), (145, 540316), (161, 486620), (203, 385940), (230, 340634), (290, 270158), (322, 243310), (406, 192970), (460, 170317), (580, 135079), (644, 121655), (667, 117460), (805, 97324), (812, 96485), (839, 93380), (1015, 77188), (1334, 58730), (1610, 48662), (1678, 46690), (2030, 38594), (2668, 29365), (3220, 24331), (3335, 23492), (3356, 23345), (4060, 19297), (4195, 18676), (4669, 16780), (5873, 13340), (6670, 11746), (8390, 9338)]