128847056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{32603}}^1$

素因数の和:32643

約数の個数: 40

約数和(自身を含む): 283002720

約数和(自身を除く): 154155664

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 32603, 65206, 130412, 260824, 423839, 521648, 619457, 847678, 1238914, 1695356, 2477828, 3390712, 4955656, 6781424, 8052941, 9911312, 16105882, 32211764, 64423528, 128847056]

約数ペア:

[(1, 128847056), (2, 64423528), (4, 32211764), (8, 16105882), (13, 9911312), (16, 8052941), (19, 6781424), (26, 4955656), (38, 3390712), (52, 2477828), (76, 1695356), (104, 1238914), (152, 847678), (208, 619457), (247, 521648), (304, 423839), (494, 260824), (988, 130412), (1976, 65206), (3952, 32603)]