442195780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:797

約数の個数: 96

約数和(自身を含む): 1046320128

約数和(自身を除く): 604124348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 83, 124, 130, 155, 166, 260, 310, 332, 403, 415, 620, 661, 806, 830, 1079, 1322, 1612, 1660, 2015, 2158, 2573, 2644, 3305, 4030, 4316, 5146, 5395, 6610, 8060, 8593, 10292, 10790, 12865, 13220, 17186, 20491, 21580, 25730, 33449, 34372, 40982, 42965, 51460, 54863, 66898, 81964, 85930, 102455, 109726, 133796, 167245, 171860, 204910, 219452, 266383, 274315, 334490, 409820, 532766, 548630, 668980, 713219, 1065532, 1097260, 1331915, 1426438, 1700753, 2663830, 2852876, 3401506, 3566095, 5327660, 6803012, 7132190, 8503765, 14264380, 17007530, 22109789, 34015060, 44219578, 88439156, 110548945, 221097890, 442195780]

約数ペア:

[(1, 442195780), (2, 221097890), (4, 110548945), (5, 88439156), (10, 44219578), (13, 34015060), (20, 22109789), (26, 17007530), (31, 14264380), (52, 8503765), (62, 7132190), (65, 6803012), (83, 5327660), (124, 3566095), (130, 3401506), (155, 2852876), (166, 2663830), (260, 1700753), (310, 1426438), (332, 1331915), (403, 1097260), (415, 1065532), (620, 713219), (661, 668980), (806, 548630), (830, 532766), (1079, 409820), (1322, 334490), (1612, 274315), (1660, 266383), (2015, 219452), (2158, 204910), (2573, 171860), (2644, 167245), (3305, 133796), (4030, 109726), (4316, 102455), (5146, 85930), (5395, 81964), (6610, 66898), (8060, 54863), (8593, 51460), (10292, 42965), (10790, 40982), (12865, 34372), (13220, 33449), (17186, 25730), (20491, 21580)]