78298900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{577}}^1$

素因数の和:673

約数の個数: 72

約数和(自身を含む): 180613440

約数和(自身を除く): 102314540

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 59, 92, 100, 115, 118, 230, 236, 295, 460, 575, 577, 590, 1150, 1154, 1180, 1357, 1475, 2300, 2308, 2714, 2885, 2950, 5428, 5770, 5900, 6785, 11540, 13271, 13570, 14425, 26542, 27140, 28850, 33925, 34043, 53084, 57700, 66355, 67850, 68086, 132710, 135700, 136172, 170215, 265420, 331775, 340430, 663550, 680860, 782989, 851075, 1327100, 1565978, 1702150, 3131956, 3404300, 3914945, 7829890, 15659780, 19574725, 39149450, 78298900]

約数ペア:

[(1, 78298900), (2, 39149450), (4, 19574725), (5, 15659780), (10, 7829890), (20, 3914945), (23, 3404300), (25, 3131956), (46, 1702150), (50, 1565978), (59, 1327100), (92, 851075), (100, 782989), (115, 680860), (118, 663550), (230, 340430), (236, 331775), (295, 265420), (460, 170215), (575, 136172), (577, 135700), (590, 132710), (1150, 68086), (1154, 67850), (1180, 66355), (1357, 57700), (1475, 53084), (2300, 34043), (2308, 33925), (2714, 28850), (2885, 27140), (2950, 26542), (5428, 14425), (5770, 13570), (5900, 13271), (6785, 11540)]