30977752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 67183200

約数和(自身を除く): 36205448

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 61, 76, 104, 122, 152, 244, 247, 257, 488, 494, 514, 793, 988, 1028, 1159, 1586, 1976, 2056, 2318, 3172, 3341, 4636, 4883, 6344, 6682, 9272, 9766, 13364, 15067, 15677, 19532, 26728, 30134, 31354, 39064, 60268, 62708, 63479, 120536, 125416, 126958, 203801, 253916, 297863, 407602, 507832, 595726, 815204, 1191452, 1630408, 2382904, 3872219, 7744438, 15488876, 30977752]

約数ペア:

[(1, 30977752), (2, 15488876), (4, 7744438), (8, 3872219), (13, 2382904), (19, 1630408), (26, 1191452), (38, 815204), (52, 595726), (61, 507832), (76, 407602), (104, 297863), (122, 253916), (152, 203801), (244, 126958), (247, 125416), (257, 120536), (488, 63479), (494, 62708), (514, 60268), (793, 39064), (988, 31354), (1028, 30134), (1159, 26728), (1586, 19532), (1976, 15677), (2056, 15067), (2318, 13364), (3172, 9766), (3341, 9272), (4636, 6682), (4883, 6344)]