156820006580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{609199}}^1$

素因数の和:609480

約数の個数: 48

約数和(自身を含む): 336307641600

約数和(自身を除く): 179487635020

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 211, 244, 305, 422, 610, 844, 1055, 1220, 2110, 4220, 12871, 25742, 51484, 64355, 128710, 257420, 609199, 1218398, 2436796, 3045995, 6091990, 12183980, 37161139, 74322278, 128540989, 148644556, 185805695, 257081978, 371611390, 514163956, 642704945, 743222780, 1285409890, 2570819780, 7841000329, 15682000658, 31364001316, 39205001645, 78410003290, 156820006580]

約数ペア:

[(1, 156820006580), (2, 78410003290), (4, 39205001645), (5, 31364001316), (10, 15682000658), (20, 7841000329), (61, 2570819780), (122, 1285409890), (211, 743222780), (244, 642704945), (305, 514163956), (422, 371611390), (610, 257081978), (844, 185805695), (1055, 148644556), (1220, 128540989), (2110, 74322278), (4220, 37161139), (12871, 12183980), (25742, 6091990), (51484, 3045995), (64355, 2436796), (128710, 1218398), (257420, 609199)]